diff --git a/sci-visualization/labplot/labplot-2.12.1.recipe b/sci-visualization/labplot/labplot-2.12.1.recipe
index 1b8fb9b9f..2e1779ea8 100644
--- a/sci-visualization/labplot/labplot-2.12.1.recipe
+++ b/sci-visualization/labplot/labplot-2.12.1.recipe
@@ -12,11 +12,12 @@ Feature highlights:
 HOMEPAGE="https://invent.kde.org/education/labplot"
 COPYRIGHT="2010-2025 KDE Organisation"
 LICENSE="GNU GPL v2"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="https://download.kde.org/stable/labplot/labplot-$portVersion.tar.xz"
 CHECKSUM_SHA256="e28155bfddf40e5b6f7c4791313556d1e48138044f216f210d515b9f6d6c106a"
 SOURCE_DIR="labplot-$portVersion"
-PATCHES="labplot-$portVersion.patchset"
+PATCHES="labplot-$portVersion.patchset
+	c2db2ec2.patch"
 ADDITIONAL_FILES="labplot.rdef.in"
 
 ARCHITECTURES="all !x86_gcc2"
@@ -43,7 +44,7 @@ REQUIRES="
 	lib:libmarkdown$secondaryArchSuffix
 	lib:libmatio$secondaryArchSuffix
 	lib:libnetcdf$secondaryArchSuffix
-	lib:liborcus_0.20$secondaryArchSuffix
+	lib:liborcus_0.21$secondaryArchSuffix
 	lib:liborigin$secondaryArchSuffix
 	lib:libpoppler$secondaryArchSuffix
 	lib:libpoppler_qt6$secondaryArchSuffix
@@ -111,10 +112,10 @@ BUILD_REQUIRES="
 	devel:libmarkdown$secondaryArchSuffix
 	devel:libmatio$secondaryArchSuffix
 	devel:libnetcdf$secondaryArchSuffix
-	devel:liborcus_0.20$secondaryArchSuffix
+	devel:liborcus_0.21$secondaryArchSuffix
 	devel:liborigin$secondaryArchSuffix
-	devel:libpoppler$secondaryArchSuffix >= 148
-	devel:libpoppler_qt6$secondaryArchSuffix >= 3.10
+	devel:libpoppler$secondaryArchSuffix >= 155
+	devel:libpoppler_qt6$secondaryArchSuffix >= 3.11
 	devel:libQXlsxQt6$secondaryArchSuffix
 	devel:libspectre$secondaryArchSuffix
 	devel:libssp_nonshared$secondaryArchSuffix
diff --git a/sci-visualization/labplot/patches/c2db2ec2.patch b/sci-visualization/labplot/patches/c2db2ec2.patch
new file mode 100644
index 000000000..51fd699ed
--- /dev/null
+++ b/sci-visualization/labplot/patches/c2db2ec2.patch
@@ -0,0 +1,24 @@
+From c2db2ec28aa8958f7041ae5cd03ddae9f44e5aa3 Mon Sep 17 00:00:00 2001
+From: Alexander Semke <alexander.semke@web.de>
+Date: Sun, 12 Oct 2025 13:54:57 +0200
+Subject: [PATCH] Added the missing include to fix the build.
+
+---
+ src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp b/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp
+index 5957bb22ce..f6d0ed4b56 100644
+--- a/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp
++++ b/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp
+@@ -24,6 +24,7 @@ extern "C" {
+ #include "backend/nsl/nsl_sf_poly.h"
+ }
+ 
++#include <QElapsedTimer>
+ #include <QDebug> // qWarning()
+ #include <QIcon>
+ #include <QThreadPool>
+-- 
+GitLab
+